html, body {
}
.event {
    border: 1px dashed blue;
    margin: 5px;
    padding: 2px;
    width: 90%;
    margin-left: auto;
    margin-right: auto;    
    display: hidden;
}
#box {
    border: 1px solid black; 
    width: 80%; 
    margin-left: auto;
    margin-right: auto;
    height: 10em;
    overflow: scroll;
    
}

#events {
    display: none;
}